[INFO] cloning repository https://github.com/ilyail3/DVR-simulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilyail3/DVR-simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2FDVR-simulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2FDVR-simulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa692746ee5205ddcdb90ff7b42c899cd70b5d34
[INFO] testing ilyail3/DVR-simulation against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filyail3%2FDVR-simulation" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ilyail3/DVR-simulation on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ilyail3/DVR-simulation
[INFO] finished tweaking git repo https://github.com/ilyail3/DVR-simulation
[INFO] tweaked toml for git repo https://github.com/ilyail3/DVR-simulation written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/ilyail3/DVR-simulation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f7edb3362d94a32432a635ae65b7f34e20c2fb318e4b3bd94113508fa4388b2
[INFO] running `Command { std: "docker" "start" "-a" "3f7edb3362d94a32432a635ae65b7f34e20c2fb318e4b3bd94113508fa4388b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f7edb3362d94a32432a635ae65b7f34e20c2fb318e4b3bd94113508fa4388b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7edb3362d94a32432a635ae65b7f34e20c2fb318e4b3bd94113508fa4388b2", kill_on_drop: false }`
[INFO] [stdout] 3f7edb3362d94a32432a635ae65b7f34e20c2fb318e4b3bd94113508fa4388b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79eb4dfafbcb02322262a30e0eef5d789584ecf43cc7b1cfb63438e0edc8e2fd
[INFO] running `Command { std: "docker" "start" "-a" "79eb4dfafbcb02322262a30e0eef5d789584ecf43cc7b1cfb63438e0edc8e2fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dvr_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `exc2`
[INFO] [stdout]    --> src/main.rs:437:4
[INFO] [stdout]     |
[INFO] [stdout] 437 | fn exc2(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `exc3`
[INFO] [stdout]    --> src/main.rs:468:4
[INFO] [stdout]     |
[INFO] [stdout] 468 | fn exc3(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tir1`
[INFO] [stdout]    --> src/main.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn tir1(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:547:5
[INFO] [stdout]     |
[INFO] [stdout] 547 |     tir2(output_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.17s
[INFO] running `Command { std: "docker" "inspect" "79eb4dfafbcb02322262a30e0eef5d789584ecf43cc7b1cfb63438e0edc8e2fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79eb4dfafbcb02322262a30e0eef5d789584ecf43cc7b1cfb63438e0edc8e2fd", kill_on_drop: false }`
[INFO] [stdout] 79eb4dfafbcb02322262a30e0eef5d789584ecf43cc7b1cfb63438e0edc8e2fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3378d8b945863c7e628ffc289f50cc48ef437269cb424087e7b4631026f48ff2
[INFO] running `Command { std: "docker" "start" "-a" "3378d8b945863c7e628ffc289f50cc48ef437269cb424087e7b4631026f48ff2", kill_on_drop: false }`
[INFO] [stderr]    Compiling dvr_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `exc2`
[INFO] [stdout]    --> src/main.rs:437:4
[INFO] [stdout]     |
[INFO] [stdout] 437 | fn exc2(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `exc3`
[INFO] [stdout]    --> src/main.rs:468:4
[INFO] [stdout]     |
[INFO] [stdout] 468 | fn exc3(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tir1`
[INFO] [stdout]    --> src/main.rs:493:4
[INFO] [stdout]     |
[INFO] [stdout] 493 | fn tir1(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:547:5
[INFO] [stdout]     |
[INFO] [stdout] 547 |     tir2(output_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "3378d8b945863c7e628ffc289f50cc48ef437269cb424087e7b4631026f48ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3378d8b945863c7e628ffc289f50cc48ef437269cb424087e7b4631026f48ff2", kill_on_drop: false }`
[INFO] [stdout] 3378d8b945863c7e628ffc289f50cc48ef437269cb424087e7b4631026f48ff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d822168caf0db1b7b1738c3903097e93a0c13b3681220a0755553f83acc3d49
[INFO] running `Command { std: "docker" "start" "-a" "0d822168caf0db1b7b1738c3903097e93a0c13b3681220a0755553f83acc3d49", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `exc2`
[INFO] [stderr]    --> src/main.rs:437:4
[INFO] [stderr]     |
[INFO] [stderr] 437 | fn exc2(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `exc3`
[INFO] [stderr]    --> src/main.rs:468:4
[INFO] [stderr]     |
[INFO] [stderr] 468 | fn exc3(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tir1`
[INFO] [stderr]    --> src/main.rs:493:4
[INFO] [stderr]     |
[INFO] [stderr] 493 | fn tir1(p:&Path) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:547:5
[INFO] [stderr]     |
[INFO] [stderr] 547 |     tir2(output_path);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `dvr_sim` (bin "dvr_sim" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4m 59s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dvr_sim-bbf746e68fd48750)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0d822168caf0db1b7b1738c3903097e93a0c13b3681220a0755553f83acc3d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d822168caf0db1b7b1738c3903097e93a0c13b3681220a0755553f83acc3d49", kill_on_drop: false }`
[INFO] [stdout] 0d822168caf0db1b7b1738c3903097e93a0c13b3681220a0755553f83acc3d49